public class Text {
    //顺序结构例子——>代码顺序执行
    public static void main(String[] args) {
        System.out.println("1");
        System.out.println("2");
        System.out.println("3");
        System.out.println("4");
        //System.out.println("\\\"hello\\\"");
        int a=10;
        if(a==20);{
            System.out.println("呵呵");
        }

    }
}
